1 files changed, 72 insertions, 0 deletions
diff --git a/test/System.Web.Helpers.Test/HelperResultTest.cs b/test/System.Web.Helpers.Test/HelperResultTest.cs
new file mode 100644
index 00000000..a38cb7bd
--- /dev/null
+++ b/test/System.Web.Helpers.Test/HelperResultTest.cs
@@ -0,0 +1,72 @@
+using System.IO;
+using System.Web.WebPages;
+using Xunit;
+using Assert = Microsoft.TestCommon.AssertEx;
+
+namespace System.Web.Helpers.Test
+{
+    /// <summary>
+    ///This is a test class for Util is intended
+    ///to contain all HelperResult Unit Tests
+    ///</summary>
+    public class HelperResultTest
+    {
+        [Fact]
+        public void HelperResultConstructorNullTest()
+        {
+            Assert.ThrowsArgumentNull(() => { var helper = new HelperResult(null); }, "action");
+        }
+
+        [Fact]
+        public void ToStringTest()
+        {
+            var text = "Hello";
+            Action<TextWriter> action = tw => tw.Write(text);
+            var helper = new HelperResult(action);
+            Assert.Equal(text, helper.ToString());
+        }
+
+        [Fact]
+        public void WriteToTest()
+        {
+            var text = "Hello";
+            Action<TextWriter> action = tw => tw.Write(text);
+            var helper = new HelperResult(action);
+            var writer = new StringWriter();
+            helper.WriteTo(writer);
+            Assert.Equal(text, writer.ToString());
+        }
+
+        [Fact]
+        public void ToHtmlStringDoesNotEncode()
+        {
+            // Arrange
+            string text = "<strong>This is a test & it uses html.</strong>";
+            Action<TextWriter> action = writer => writer.Write(text);
+            HelperResult helperResult = new HelperResult(action);
+
+            // Act
+            string result = helperResult.ToHtmlString();
+
+            // Assert
+            Assert.Equal(result, text);
+        }
+
+        [Fact]
+        public void ToHtmlStringReturnsSameResultAsWriteTo()
+        {
+            // Arrange
+            string text = "<strong>This is a test & it uses html.</strong>";
+            Action<TextWriter> action = writer => writer.Write(text);
+            HelperResult helperResult = new HelperResult(action);
+            StringWriter stringWriter = new StringWriter();
+
+            // Act
+            string htmlString = helperResult.ToHtmlString();
+            helperResult.WriteTo(stringWriter);
+
+            // Assert
+            Assert.Equal(htmlString, stringWriter.ToString());
+        }
+    }
+}